KANOMAX 6332D Ultrasonic Anemometer Transmitter
| Brand | KANOMAX |
|---|---|
| Origin | Japan |
| Model | 6332D |
| Instrument Type | Ultrasonic Anemometer |
| Resolution | 0.1 m/s |
| Measurement Range | 0.1–50 m/s (9.8–4,840 fpm), probe-dependent |
| Accuracy | ±3% of reading ±0.1 m/s (±20 fpm) |
| Operating Temperature | 5–40 °C (41–104 °F) |
| Output Options | 0–5 V DC or 4–20 mA analog output |
| Display | Built-in LCD screen |
| Probe Compatibility | Interchangeable with 10 probe types designed for the 6332 series |
Overview
The KANOMAX 6332D Ultrasonic Anemometer Transmitter is a precision-engineered environmental monitoring instrument designed for continuous, real-time measurement of air velocity in controlled and semi-controlled environments. Utilizing time-of-flight ultrasonic transit-time differential measurement principles, the 6332D eliminates mechanical wear associated with cup or vane anemometers and delivers stable, drift-free performance across its full operational range. Unlike thermal anemometers, which are sensitive to ambient temperature fluctuations and contamination, the ultrasonic method provides inherently linear response characteristics and high long-term repeatability—critical for HVAC commissioning, cleanroom airflow validation, duct traverse studies, and industrial ventilation audits. The transmitter integrates seamlessly into building management systems (BMS), SCADA architectures, and custom data acquisition platforms via standardized analog outputs.
Key Features
- Modular probe architecture supporting 10 interchangeable ultrasonic probe configurations—including omnidirectional, directional, low-velocity (0.1 m/s threshold), high-turbulence, and duct-mounted variants—enabling application-specific optimization without system replacement.
- Integrated backlit LCD display providing real-time wind speed readout, unit selection (m/s, ft/min, knots), and status indicators (e.g., signal strength, calibration alert, output mode).
- Dual analog output capability: configurable 0–5 V DC or 4–20 mA current loop output, both galvanically isolated and compliant with IEC 61000-4 immunity standards for industrial environments.
- Multi-unit daisy-chaining support: up to 16 units can be synchronized via RS-485 interface (optional module) to form scalable multi-point velocity arrays for cross-sectional profiling in large ducts or laminar flow hoods.
- Rugged aluminum housing rated IP54 for dust and splash resistance, with operating ambient temperature range strictly limited to 5–40 °C to maintain specified accuracy—consistent with ISO 14644-3 and ASHRAE 110 test environment requirements.
Sample Compatibility & Compliance
The 6332D is intended for gaseous media only (air, nitrogen, dry compressed air); it is not rated for use in corrosive, explosive, or particulate-laden airstreams without appropriate pre-filtration or enclosure. Probe selection directly determines minimum detectable velocity and turbulence tolerance—for example, the 6332-PT10 low-flow probe achieves reliable operation down to 0.1 m/s in laminar conditions, while the 6332-PT30 high-velocity probe maintains linearity up to 50 m/s under turbulent flow (Re > 10⁵). All probes comply with JIS B 7554:2018 (Anemometers – Performance Requirements and Testing Methods) and are traceably calibrated per ISO/IEC 17025-accredited procedures at KANOMAX’s Yokohama Calibration Laboratory. Device firmware supports user-initiated zero calibration and gain adjustment within defined limits, documented in audit-ready logs.
Software & Data Management
While the 6332D operates autonomously as a standalone transmitter, optional PC software (KANOMAX AirFlow Manager v3.2, Windows-only) enables configuration, real-time graphing, batch export (CSV, Excel), and alarm threshold setup. All analog output signals are sampled at 10 Hz internally, with 16-bit DAC resolution ensuring minimal quantization error. For regulated environments, the system supports basic GLP-compliant data logging when paired with external validated DAQ hardware; however, native 21 CFR Part 11 compliance (electronic signatures, audit trails) requires integration with third-party LIMS or MES platforms. Firmware updates are delivered via USB-C port and require password-protected access to prevent unauthorized modification.
Applications
- HVAC system balancing and TAB (Testing, Adjusting, Balancing) per ANSI/ASHRAE Guideline 111.
- Cleanroom airflow uniformity mapping in ISO Class 5–8 facilities, aligned with ISO 14644-3 Annex B protocols.
- Exhaust hood face velocity verification for laboratory safety compliance (ANSI/AIHA Z9.5).
- Industrial drying tunnel velocity profiling and feedback control integration.
- Environmental chamber air exchange rate validation and leakage testing support.
FAQ
Can the 6332D be used outdoors?
No. Its specified operating temperature range (5–40 °C) and IP54 rating limit deployment to indoor or sheltered environments. Outdoor use requires environmental enclosures and active thermal management, voiding factory calibration validity.
Is probe interchangeability truly plug-and-play?
Yes—each probe contains an embedded EEPROM storing calibration coefficients, serial number, and probe type ID. The 6332D auto-detects and loads corresponding parameters on insertion.
Does the device meet FDA or EU GMP requirements for pharmaceutical facilities?
The 6332D itself is not GMP-certified; however, its metrological traceability, calibration documentation, and configurable output protocols enable qualification (IQ/OQ/PQ) within GxP-regulated workflows when deployed under validated procedures.
What is the recommended recalibration interval?
Annual recalibration is advised under normal use; more frequent intervals (e.g., every 6 months) are required in high-use or critical validation applications, per ISO/IEC 17025 clause 7.8.3.
Can analog outputs be scaled to non-linear ranges?
No—the 0–5 V or 4–20 mA outputs are linearly proportional to measured velocity across the selected probe’s full range. Non-linear scaling must be implemented externally in the receiving PLC or DCS.
